Germán Cassal
type: MusicGroup
genre: chamamé
genre: folklore argentino
popularity: 17
followers: 419
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1540613327d93d51ea6a233f590500c892ab2e3521eb426e72b01cb6374cfd23
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953648
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953648
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/41afdf6d-710a-4fd2-8f22-acb978054d8a.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/41afdf6d-710a-4fd2-8f22-acb978054d8a.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/41afdf6d-710a-4fd2-8f22-acb978054d8a
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-14T15:20:52Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x1540613327d93d51ea6a233f590500c892ab2e3521eb426e72b01cb6374cfd23","name":"Germán Cassal","registered_at":"2026-06-14T11:21:17Z","symbol":"NIM0436992","token_address":"0x8071786d2918c1effa411532754920c090c128d6","type":"artist","uuid":"41afdf6d-710a-4fd2-8f22-acb978054d8a"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 5. GET OTSVerificationAPI → pre-computed 6-check result from server 6. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1540613327d93d51ea6a233f590500c892ab2e3521eb426e72b01cb6374cfd23. Chain 2 (Bitcoin): anchored in block 953648 (2026-06-14T15:20:52Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/41afdf6d-710a-4fd2-8f22-acb978054d8a.json and https://artists.proofprofile.net/proofs/artist/41afdf6d-710a-4fd2-8f22-acb978054d8a.ots, the client at https://opentimestamps.org runs `ots verify -f record.json proof.ots`.
  date published: 2026-06-14T15:20:52Z
  text: {"copyright_id":"0x1540613327d93d51ea6a233f590500c892ab2e3521eb426e72b01cb6374cfd23","name":"Germán Cassal","registered_at":"2026-06-14T11:21:17Z","symbol":"NIM0436992","token_address":"0x8071786d2918c1effa411532754920c090c128d6","type":"artist","uuid":"41afdf6d-710a-4fd2-8f22-acb978054d8a"}
album: GERMÁN CASSAL (EN VIVO 2009)
  type: MusicAlbum
  date published: 2009-08-12
album: DE TAL PALO TAL ASTILLA
  type: MusicAlbum
  date published: 2015-04-10
  track: ENGANCHADO DE CUECAS CARAPAREÑAS
    type: MusicRecording
    duration: PT6M41S
    duration ms: 401345
    explicit: false
    by artist: Germán Cassal
    in album: DE TAL PALO TAL ASTILLA
      type: MusicAlbum
      date published: 2015-04-10
    genre: chamamé
    genre: folklore argentino
    isrc code: QZK6L2401492
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-17T15:40:37+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xf966664ab0f94c5e81155f15398c71bf41ae48b7dc326629a96f2d4d28fa93dc
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958436
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958436
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZK6L2401492
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-17T16:42:22Z
    additional property: OTSVerifyInstructions
      type: PropertyValue
      value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf966664ab0f94c5e81155f15398c71bf41ae48b7dc326629a96f2d4d28fa93dc. Chain 2 (Bitcoin): anchored in block 958436 (2026-07-17T16:42:22Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZK6L2401492 — a six-check JSON result.
      date published: 2026-07-17T16:42:22Z
    audio: ENGANCHADO DE CUECAS CARAPAREÑAS
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 128.05
      additional property: Musical Key
        type: PropertyValue
        value: 6
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 3
      additional property: Danceability
        type: PropertyValue
        value: 0.712
      additional property: Energy
        type: PropertyValue
        value: 0.456
      additional property: Speechiness
        type: PropertyValue
        value: 0.144
      additional property: Acousticness
        type: PropertyValue
        value: 0.203
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.093
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.912
      additional property: Loudness (dB)
        type: PropertyValue
        value: -11.479
      additional property: Key Name
        type: PropertyValue
        value: F#
      additional property: Mode Name
        type: PropertyValue
        value: Minor
  track: SABOR CHAQUEÑO
    type: MusicRecording
    duration: PT2M43S
    duration ms: 163622
    explicit: false
    by artist: Germán Cassal
    in album: DE TAL PALO TAL ASTILLA
      type: MusicAlbum
      date published: 2015-04-10
    genre: chamamé
    genre: folklore argentino
    isrc code: QZK6L2401493
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-12T23:59:13+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x1dc39ace3ce8c49c37c2568daa6d59403c2d97f81ba0c48fbe8c5edcfd2dd855
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 957778
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/957778
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZK6L2401493
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-13T00:08:48Z
    additional property: OTSVerifyInstructions
      type: PropertyValue
      value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1dc39ace3ce8c49c37c2568daa6d59403c2d97f81ba0c48fbe8c5edcfd2dd855. Chain 2 (Bitcoin): anchored in block 957778 (2026-07-13T00:08:48Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZK6L2401493 — a six-check JSON result.
      date published: 2026-07-13T00:08:48Z
    audio: SABOR CHAQUEÑO
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 175.342
      additional property: Musical Key
        type: PropertyValue
        value: 9
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 3
      additional property: Danceability
        type: PropertyValue
        value: 0.496
      additional property: Energy
        type: PropertyValue
        value: 0.544
      additional property: Speechiness
        type: PropertyValue
        value: 0.416
      additional property: Acousticness
        type: PropertyValue
        value: 0.285
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
      additional property: Valence (Positivity)
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
  track: EL TRIUNFO CHAQUEÑO
  track: LA CARTUCHITA
album: VENGO DEL CHACO
album: FIESTA CHAQUEÑA EN VIVO VOL1 (En vivo)
album: CHACO QUERIDO
album: ENGANCHADO DE CHAMAME EN VIVO (En vivo)
album: INTRO - LA AMANECIDA - LA CARTUCHA - CHACARERA DEL CHUNCHO
album: PENITA DE AMOR
album: LA LLORONA ABAJEÑA
album: LA BERMEJEÑA
album: LA EMPORRADITA EN VIVO (En vivo)
album: LA FRONTERIZA / LA POTRERA / EL DAÑINO
album: EN TUS MANOS - COMO TE VOY A OLVIDAR (Cumbia con Violín)
album: FELIZ CUMPLE
album: MADRECITA QUERIDA
album: CHAQUEÑITA
album: SELECCIÓN DE CUECAS
album: ENGANCHADO DE CUMBIAS CON VIOLIN VOL 2
album: AMOR POR INTERNET
album: MI CORAZÓN HERIDO
album: ENGANCHADO DE CHACARERAS
album: MATECITO DE TORONJIL
album: PARTIDO EN DOS
album: MI NUEVA PRIMAVERA
album: HAPPY BIRTHDAY (versión chaqueña)
album: LA PROVINCIANA
album: LA CAMPESINA
album: LA CHACARERA SENSUAL
album: VOLVIENDO A SAN ANTONIO, LA FORASTERA, VIVA MI PATRIA BOLIVIA
album: LA CARTUCHA
album: LA DOMINGUERA
album: CHAQUEÑITA DE MI VIDA
album: CHAQUEÑO Y CANTOR

Liveness
type: PropertyValue
value: 0.11

Valence (Positivity)
type: PropertyValue
value: 0.677

Loudness (dB)
type: PropertyValue
value: -11.13

Key Name
type: PropertyValue
value: A

Mode Name
type: PropertyValue
value: Major

EL TRIUNFO CHAQUEÑO
type: MusicRecording
duration: PT2M19S
duration ms: 139470
explicit: false
by artist: Germán Cassal
in album: DE TAL PALO TAL ASTILLA
  type: MusicAlbum
  date published: 2015-04-10
genre: chamamé
genre: folklore argentino
isrc code: QZK6L2401496
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-16T22:54:37+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x84a06b36dcdc234c5a7b550cdcfecd54f1ec789817b9c88cc11c1ff573775edb
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958340
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958340
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZK6L2401496
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-17T00:53:26Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x84a06b36dcdc234c5a7b550cdcfecd54f1ec789817b9c88cc11c1ff573775edb. Chain 2 (Bitcoin): anchored in block 958340 (2026-07-17T00:53:26Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZK6L2401496 — a six-check JSON result.
  date published: 2026-07-17T00:53:26Z
audio: EL TRIUNFO CHAQUEÑO
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 114.714
  additional property: Musical Key
    type: PropertyValue
    value: 2
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.65
  additional property: Energy
    type: PropertyValue
    value: 0.539
  additional property: Speechiness
    type: PropertyValue
    value: 0.125
  additional property: Acousticness
    type: PropertyValue
    value: 0.241
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.168
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.9
  additional property: Loudness (dB)
    type: PropertyValue
    value: -10.303
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major

LA CARTUCHITA
type: MusicRecording
duration: PT2M17S
duration ms: 137404
explicit: false
by artist: Germán Cassal
in album: DE TAL PALO TAL ASTILLA
  type: MusicAlbum
  date published: 2015-04-10
genre: chamamé
genre: folklore argentino
isrc code: QZK6L2401501
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-04T08:14:15+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3629c8ac3a97d08e392d1d1e30ba7811cf7496409edbf7a0e451d8b38b17fa5c
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956634
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956634
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZK6L2401501
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-04T10:04:33Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3629c8ac3a97d08e392d1d1e30ba7811cf7496409edbf7a0e451d8b38b17fa5c. Chain 2 (Bitcoin): anchored in block 956634 (2026-07-04T10:04:33Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZK6L2401501 — a six-check JSON result.
  date published: 2026-07-04T10:04:33Z
audio: LA CARTUCHITA
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 84.738
  additional property: Musical Key
    type: PropertyValue
    value: 2
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 3
  additional property: Danceability
    type: PropertyValue
    value: 0.705
  additional property: Energy
    type: PropertyValue
    value: 0.615
  additional property: Speechiness
    type: PropertyValue
    value: 0.327
  additional property: Acousticness
    type: PropertyValue
    value: 0.421
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.07
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.696
  additional property: Loudness (dB)
    type: PropertyValue
    value: -11.242
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major

VENGO DEL CHACO
type: MusicAlbum
date published: 2019-03-18

FIESTA CHAQUEÑA EN VIVO VOL1 (En vivo)
type: MusicAlbum
date published: 2022-05-22
track: PIEL DE LEÓN - En vivo
  type: MusicRecording
  duration: PT3M30S
  duration ms: 210887
  explicit: false
  by artist: Germán Cassal
  in album: FIESTA CHAQUEÑA EN VIVO VOL1 (En vivo)
    type: MusicAlbum
    date published: 2022-05-22
  genre: chamamé
  genre: folklore argentino
  isrc code: QZK6H2435926
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-20T07:13:26+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xa59e67041eb90c89d6b86e099b3a9bab5df551adab91e57907a117af61430c9d
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958842
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958842
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZK6H2435926
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-20T07:48:27Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa59e67041eb90c89d6b86e099b3a9bab5df551adab91e57907a117af61430c9d. Chain 2 (Bitcoin): anchored in block 958842 (2026-07-20T07:48:27Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZK6H2435926 — a six-check JSON result.
    date published: 2026-07-20T07:48:27Z
  audio: PIEL DE LEÓN - En vivo
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 182.37
    additional property: Musical Key
      type: PropertyValue
      value: 2
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 3
    additional property: Danceability
      type: PropertyValue
      value: 0.427
    additional property: Energy
      type: PropertyValue
      value: 0.616
    additional property: Speechiness
      type: PropertyValue
      value: 0.124
    additional property: Acousticness
      type: PropertyValue
      value: 0.738
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.103
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.85
    additional property: Loudness (dB)
      type: PropertyValue
      value: -6.021
    additional property: Key Name
      type: PropertyValue
      value: D
    additional property: Mode Name
      type: PropertyValue
      value: Major

CHACO QUERIDO
type: MusicAlbum
date published: 2022-08-11
track: CHACO QUERIDO
  type: MusicRecording
  duration: PT2M38S
  duration ms: 158454
  explicit: false
  by artist: Germán Cassal
  in album: CHACO QUERIDO
    type: MusicAlbum
    date published: 2022-08-11
  genre: chamamé
  genre: folklore argentino
  isrc code: QZK6M2435486
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-16T12:33:39+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x22c87c85cce82553a8eb130f8e4f617e29468b2feb4f91ad5e3e756c8b87a0bc
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958300
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958300
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZK6M2435486
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-16T16:14:30Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x22c87c85cce82553a8eb130f8e4f617e29468b2feb4f91ad5e3e756c8b87a0bc. Chain 2 (Bitcoin): anchored in block 958300 (2026-07-16T16:14:30Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZK6M2435486 — a six-check JSON result.
    date published: 2026-07-16T16:14:30Z
  audio: CHACO QUERIDO
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 110.013
    additional property: Musical Key
      type: PropertyValue
      value: 9
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.692
    additional property: Energy
      type: PropertyValue
      value: 0.709
    additional property: Speechiness
      type: PropertyValue
      value: 0.257
    additional property: Acousticness
      type: PropertyValue
      value: 0.327
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.339
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.753
    additional property: Loudness (dB)
      type: PropertyValue
      value: -7.648
    additional property: Key Name
      type: PropertyValue
      value: A
    additional property: Mode Name
      type: PropertyValue
      value: Major

ENGANCHADO DE CHAMAME EN VIVO (En vivo)
type: MusicAlbum
date published: 2023-07-13

INTRO - LA AMANECIDA - LA CARTUCHA - CHACARERA DEL CHUNCHO
type: MusicAlbum
date published: 2023-07-14

PENITA DE AMOR
type: MusicAlbum
date published: 2023-09-03

LA LLORONA ABAJEÑA
type: MusicAlbum
date published: 2023-10-12

LA BERMEJEÑA
type: MusicAlbum
date published: 2023-10-12

LA EMPORRADITA EN VIVO (En vivo)
type: MusicAlbum
date published: 2023-11-10

LA FRONTERIZA / LA POTRERA / EL DAÑINO
type: MusicAlbum
date published: 2024-05-05
track: LA FRONTERIZA / LA POTRERA / EL DAÑINO
  type: MusicRecording
  duration: PT3M28S
  duration ms: 208038
  explicit: false
  by artist: Germán Cassal
  in album: LA FRONTERIZA / LA POTRERA / EL DAÑINO
    type: MusicAlbum
    date published: 2024-05-05
  genre: chamamé
  genre: folklore argentino
  isrc code: QZK6G2444632
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-19T00:44:15+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x628004c0a97b80637fda94cc627a9e568824082aa39fcca4c85e7db7fcafe876
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958633
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958633
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZK6G2444632
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-19T00:54:50Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x628004c0a97b80637fda94cc627a9e568824082aa39fcca4c85e7db7fcafe876. Chain 2 (Bitcoin): anchored in block 958633 (2026-07-19T00:54:50Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZK6G2444632 — a six-check JSON result.
    date published: 2026-07-19T00:54:50Z
  audio: LA FRONTERIZA / LA POTRERA / EL DAÑINO
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 111.969
    additional property: Musical Key
      type: PropertyValue
      value: 0
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.507
    additional property: Energy
      type: PropertyValue
      value: 0.693
    additional property: Speechiness
      type: PropertyValue
      value: 0.049
    additional property: Acousticness
      type: PropertyValue
      value: 0.646
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.009
    additional property: Liveness
      type: PropertyValue
      value: 0.179
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.826
    additional property: Loudness (dB)
      type: PropertyValue
      value: -4.805
    additional property: Key Name
      type: PropertyValue
      value: C
    additional property: Mode Name
      type: PropertyValue
      value: Major

EN TUS MANOS - COMO TE VOY A OLVIDAR (Cumbia con Violín)
type: MusicAlbum
date published: 2024-05-05

FELIZ CUMPLE
type: MusicAlbum
date published: 2024-05-13

MADRECITA QUERIDA
type: MusicAlbum
date published: 2024-05-26

CHAQUEÑITA
type: MusicAlbum
date published: 2024-06-12

SELECCIÓN DE CUECAS
type: MusicAlbum
date published: 2024-07-27

ENGANCHADO DE CUMBIAS CON VIOLIN VOL 2
type: MusicAlbum
date published: 2024-08-12

AMOR POR INTERNET
type: MusicAlbum
date published: 2024-10-25

MI CORAZÓN HERIDO
type: MusicAlbum
date published: 2024-12-01

ENGANCHADO DE CHACARERAS
type: MusicAlbum
date published: 2024-12-04

MATECITO DE TORONJIL
type: MusicAlbum
date published: 2024-12-08

PARTIDO EN DOS
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date published: 2024-12-24
track: PARTIDO EN DOS
  type: MusicRecording
  duration: PT4M7S
  duration ms: 247384
  explicit: false
  by artist: Germán Cassal
  in album: PARTIDO EN DOS
    type: MusicAlbum
    date published: 2024-12-24
  genre: chamamé
  genre: folklore argentino
  isrc code: QT3EZ2487015
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-05T05:59:02+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x22f467adef2bb40948e9dad9e774cf4d7f63b25704c9cddfae1bc4020c1c47bc
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956772
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956772
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QT3EZ2487015
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-05T10:01:46Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x22f467adef2bb40948e9dad9e774cf4d7f63b25704c9cddfae1bc4020c1c47bc. Chain 2 (Bitcoin): anchored in block 956772 (2026-07-05T10:01:46Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QT3EZ2487015 — a six-check JSON result.
    date published: 2026-07-05T10:01:46Z
  audio: PARTIDO EN DOS
    type: AudioObject
    additional property: Tempo (BPM)
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      value: 194.983
    additional property: Musical Key
      type: PropertyValue
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    additional property: Mode (Major/Minor)
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      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 3
    additional property: Danceability
      type: PropertyValue
      value: 0.384
    additional property: Energy
      type: PropertyValue
      value: 0.665
    additional property: Speechiness
      type: PropertyValue
      value: 0.08
    additional property: Acousticness
      type: PropertyValue
      value: 0.384
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.096
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.937
    additional property: Loudness (dB)
      type: PropertyValue
      value: -4.934
    additional property: Key Name
      type: PropertyValue
      value: F
    additional property: Mode Name
      type: PropertyValue
      value: Major

MI NUEVA PRIMAVERA
type: MusicAlbum
date published: 2025-01-05

HAPPY BIRTHDAY (versión chaqueña)
type: MusicAlbum
date published: 2025-02-10

LA PROVINCIANA
type: MusicAlbum
date published: 2025-02-10

LA CAMPESINA
type: MusicAlbum
date published: 2025-05-10

LA CHACARERA SENSUAL
type: MusicAlbum
date published: 2025-06-01

VOLVIENDO A SAN ANTONIO, LA FORASTERA, VIVA MI PATRIA BOLIVIA
type: MusicAlbum
date published: 2025-06-01

LA CARTUCHA
type: MusicAlbum
date published: 2025-06-02

LA DOMINGUERA
type: MusicAlbum
date published: 2025-06-13

CHAQUEÑITA DE MI VIDA
type: MusicAlbum
date published: 2025-07-04

CHAQUEÑO Y CANTOR
type: MusicAlbum
date published: 2025-08-05